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Cleanup, fix OSS Bazel build

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Bazel 4.0.0 is less lenient in handling escape sequences.

PiperOrigin-RevId: 353827443
Change-Id: I972841464449ed2262a0ef486343ae1ed444ad3c
This commit is contained in:
Christian Blichmann 2021-01-26 02:28:37 -08:00 committed by Copybara-Service
parent 2f58cfc77f
commit 1459cc612e
2 changed files with 15 additions and 29 deletions
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4
sandboxed_api/bazel/external/libcap.BUILD vendored
View File

@ -18,8 +18,8 @@ genrule(
outs = ["cap_names.list.h"],
# Use the same logic as libcap/Makefile
cmd = """
sed -ne '/^#define[ \\t]CAP[_A-Z]\+[ \\t]\+[0-9]\+/{s/^#define \([^ \\t]*\)[ \\t]*\([^ \\t]*\)/\{\"\\1\",\\2\},/p;}' $< | \\
tr \"[:upper:]\" \"[:lower:]\" > $@
sed -ne '/^#define[ \\t]CAP[_A-Z]\\+[ \\t]\\+[0-9]\\+/{s/^#define \\([^ \\t]*\\)[ \\t]*\\([^ \\t]*\\)/\\{"\\1",\\2\\},/p;}' $< | \\
tr "[:upper:]" "[:lower:]" > $@
""",
visibility = ["//visibility:private"],
)

40
sandboxed_api/sandbox2/comms.cc
View File

@ -49,6 +49,8 @@
#include "base/dynamic_annotations.h"
#endif
namespace sandbox2 {
// Future extension point used to mark code sections that invoke syscalls that
// potentially block.
// Internally at Google, there is an implementation that supports light-weight
@ -60,8 +62,6 @@ class PotentiallyBlockingRegion {
}
};
namespace sandbox2 {
namespace {
bool IsFatalError(int saved_errno) {
return saved_errno != EAGAIN && saved_errno != EWOULDBLOCK &&
@ -70,22 +70,6 @@ bool IsFatalError(int saved_errno) {
}
} // namespace
constexpr uint32_t Comms::kTagBool;
constexpr uint32_t Comms::kTagInt8;
constexpr uint32_t Comms::kTagUint8;
constexpr uint32_t Comms::kTagInt16;
constexpr uint32_t Comms::kTagUint16;
constexpr uint32_t Comms::kTagInt32;
constexpr uint32_t Comms::kTagUint32;
constexpr uint32_t Comms::kTagInt64;
constexpr uint32_t Comms::kTagUint64;
constexpr uint32_t Comms::kTagString;
constexpr uint32_t Comms::kTagBytes;
constexpr uint32_t Comms::kTagProto2;
constexpr uint32_t Comms::kTagFd;
constexpr int Comms::kSandbox2ClientCommsFD;
Comms::Comms(const std::string& socket_name) : socket_name_(socket_name) {}
Comms::Comms(int fd) : connection_fd_(fd) {
@ -235,6 +219,7 @@ bool Comms::SendTLV(uint32_t tag, size_t length, const void* value) {
return false;
}
if (length > kWarnMsgSize) {
// TODO(cblichmann): Use LOG_FIRST_N once Abseil logging is released.
static int times_warned = 0;
if (times_warned < 10) {
++times_warned;
@ -333,16 +318,17 @@ bool Comms::RecvFD(int* fd) {
cmsghdr* cmsg = reinterpret_cast<cmsghdr*>(fd_msg);
InternalTLV tlv;
iovec iov = {&tlv, sizeof(tlv)};
iovec iov = {.iov_base = &tlv, .iov_len = sizeof(tlv)};
msghdr msg;
msg.msg_name = nullptr;
msg.msg_namelen = 0;
msg.msg_iov = &iov;
msg.msg_iovlen = 1;
msg.msg_control = cmsg;
msg.msg_controllen = sizeof(fd_msg);
msg.msg_flags = 0;
msghdr msg = {
.msg_name = nullptr,
.msg_namelen = 0,
.msg_iov = &iov,
.msg_iovlen = 1,
.msg_control = cmsg,
.msg_controllen = sizeof(fd_msg),
.msg_flags = 0,
};
const auto op = [&msg](int fd) -> ssize_t {
PotentiallyBlockingRegion region;